Play Squares

Run MLB Squares Pools the Easy Way

Fill your baseball board faster, score on runs + hits + errors so every square has a fair shot, and collect payments all in one place.

“After years of pen and paper, this was such a welcome upgrade.”— Timothy M, Super Bowl Host

How It Works

1

Create your board

Choose your grid size, game modes, and prizes for any MLB matchup, series, or stretch of the season.

2

Share with others

Our host tools make it easy to share your board, fill the squares, and collect payments quickly.

3

Track scores & winners automatically

We update the runs-hits-errors total in real time, determine winners for each game, and notify players automatically so you don't have to manage a thing.

See For Yourself

Dodgers
Yankees

100 squares available

Playing as: You. Choose your squares!

Players (8)

Why Choose Our Squares Board

Built on three core principles: Easy, Fun, and Fast. New to hosting? The same squares pool basics and reverse score rule that run every Play Squares board apply to baseball too.

Easy
Fun
Fast

A digital board built for baseball

Set up a 10x10 grid (or go smaller) for any MLB matchup, a full series, or a stretch of the season.

Keep players updated

Players get updates as squares get claimed and payments come in, and can check the board any time instead of texting you.

Mobile-optimized

Perfect for in-person watch parties, works great on phones and tablets.

One board, the whole stretch

Run a single board across a multi-game series or a run of regular-season games instead of starting over for every game.

Multiple board sizes

Keep it classic with a 10x10 board, or use a 25-square, 10-square or 4-square board for a smaller group.

Collect payments

Players pay through one-click links via Venmo, Cash App, PayPal, or Zelle.

See who's winning mid-inning

The board keeps the running R+H+E total and highlights the square on track to win while the inning is still being played.

Players pick their own squares

Players claim available squares and join the pool in seconds.

How We Compare

Our AppPDFs/SheetsOther Sites
Automatic winner detectionSometimes
Real-time updatesNo/ManualSometimes
Mobile-optimizedYes/LimitedVaries
Setup time<5 minutes10-15+ minutes5-10 minutes
Fun animationsRarely
Flexible payment optionsSometimes
Multiple games on 1 boardRarely
Board Creation LimitsUnlimitedPer boardPer board
CostOne Month Pass - $29.99FreeFree to $25/board

What Hosts Are Saying

Real feedback from people running Play Squares boards.

“After years of using pen and paper, this was such a welcome upgrade. It was easy to set up and share for our Super Bowl party.”

— Timothy M., Super Bowl Host

“As a host, this saves so much time and eliminates manual errors. The interface is easy for players, and I'll use this for every event I host.”

— Brodie D., Super Bowl Host

“Even my older uncle had no issues picking squares. I felt confident sharing it with everyone, and it was completely worth the price.”

— Brandi, Fundraiser Host
View all testimonials →

How Do MLB Squares Work?

A baseball board runs on the same mechanic as any other squares pool. Players claim squares on a grid, every square ends up holding one digit for the home team and one for the away team, and the matching pair takes a share of the prize pool when a scoring period ends. What changes for baseball is the number those digits come from, since most MLB boards score on runs, hits, and errors combined (R+H+E) rather than runs alone.

Claim first, numbers get drawn after

Players pick a spot on the grid while it's still blank, and the randomizing assigns digits to the rows and columns once every square has been claimed. Whoever joined first has the same shot as whoever joined last, and the board locks as soon as the numbers are drawn. Nobody can hold out for a number they think looks good.

Why R+H+E instead of runs alone

We pulled all 2,430 games of the 2025 MLB regular season from ESPN's box scores to check. Teams averaged about 4.5 runs a game, so on a runs-only board a 3 came up as a team's final digit four times as often as a 9. Add hits and errors and the average total climbs past 13, which spreads every digit out almost evenly:

Final digitRuns onlyR+H+E
09.6%9.8%
113.6%9.3%
213.9%9.1%
314.5%9.9%
413.8%9.4%
510.7%10.7%
68.7%10.4%
76.7%10.1%
85.0%10.3%
93.5%10.9%

The gap is wider early in the game, when a runs-only board showed a 0 for a team after three innings almost 40% of the time. Over the whole season on R+H+E, every one of the 100 squares matched a final score at least 14 times, while four squares on a runs-only board never matched one.

Three scoring periods across the game

The standard baseball board pays out at three points rather than only at the end, and hosts choose how the prize pool splits across them. A common structure keeps the two early prizes even and saves the largest share for last:

Scoring periodTypical share
End of the 3rd inning25% of the prize pool
End of the 6th inning25% of the prize pool
Final combined total50% of the prize pool, the last prize

Some hosts pay a prize after every inning instead, which produces more winners and thins out each one. You can run your board whichever way suits your group.

Our full explainer on how baseball squares work covers the R+H+E format, series boards, and worked examples in depth, and our breakdown of grid sizes applies to baseball boards too. For October specifically, our guide to World Series squares handles paying out across a best-of-seven. Every board tracks the running total for you and shows the pending winner while the inning is still being played.

Simple, Transparent Pricing

One Game Pass - $12.99

Best for single-event hosts.

  • Host a squares pool for 1 game
  • Players join for free
  • One-time purchase (no subscription)

One Month Pass - $29.99

Best for hosting multiple pools over a short period, such as playoffs, tournaments, or busy game stretches.

  • Host unlimited squares pools for 30 days
  • Add multiple games to a single board
  • Players join for free
  • One-time purchase (no subscription)

One Year Pass - $79.99

Best for frequent or season-long hosts.

  • Host unlimited squares pools for 1 year
  • Use across all sports and seasons
  • Players join for free
  • One-time purchase (no subscription)

30-Day Satisfaction Guarantee
If you're not satisfied, we'll refund you. No questions asked.

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Frequently Asked Questions

How does scoring work for MLB squares?

Most baseball boards use the last digit of each team's runs, hits, and errors added together (R+H+E). If the home team has 4 runs, 9 hits, and 1 error, its total is 14 and its digit is 4. All three numbers sit in the box score the moment a broadcast shows it, so checking a winner takes a glance, and every hit and defensive play counts toward somebody's square. Runs alone works too if your group prefers it, as long as everyone agrees before the numbers are drawn, though the 2025 table above shows why most hosts don't.

Do you track scores automatically, or do I mark winners myself?

Yes, we track MLB scores and determine winners automatically, the same as our NFL and NBA boards. If you want to run something outside the standard R+H+E format, like a single-stat side board or another non-standard scoring setup, our custom scoring mode is available for boards like that.

Can I run one board for the World Series or a whole series?

Yes. Instead of creating a new board for every game, you can run one board across a full series, the World Series included, or a run of regular-season games, so players keep the same square from the first pitch of Game 1 to the final out, with payouts along the way for each game. A best-of-seven can end in four games or go the full seven, so decide before the board fills how you'll handle the games that never get played, and write it down for the group. Our World Series squares guide walks through the options.

What board size works best for MLB squares, and does baseball's lower scoring change anything?

The classic 10x10 grid is still the most common and the easiest for players to recognize, and on an R+H+E board every one of its 100 squares gets a real shot. Squares are always handed out before any numbers are assigned, so nobody can pick a "good" number ahead of time. If you'd rather sell fewer squares, a 25-square, 10-square, or 4-square board works fine too.

What happens if an MLB game goes to extra innings?

Baseball doesn't end in a tie, so if the score is level after nine innings, the teams keep playing extra innings until somebody wins. If your board pays a last prize on the finished game's score, that number simply lands after however many innings it takes. Some hosts add a bonus prize for the score at the end of the 9th inning as well as the true final score.

Do you handle payouts or prize money?

No. We provide the platform and workflow tools, while hosts control payouts, rules, and prize structure.
View more FAQs →